package backtracking;

/**
 * @ Author     ：侯耀祖
 * @ Description：
 */
public class Main {
    public static void main(String[] args) {
        subset l = new subset();
        String digits = "23";
        int[] can = new int[]{1, 2, 3};
        solveNQueens s = new solveNQueens();
        l.subsets(can);
    }
}
